Partow Technologies, LLC.

8 patents currently held · Updated Nov 14, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Jun 2033

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.

1 fee due Feb 18, 2027
The maintenance fee for Method for production of optical waveguides and coupling and devices made from the same (US 9,111,730) comes due Feb 18, 2027. Unpaid by Aug 18, 2027, it lapses early.
1 fee due May 14, 2027
The maintenance fee for Electro-Optic Electric Field Sensor and Method of Fabrication (US 11,815,747) comes due May 14, 2027. Unpaid by Nov 15, 2027, it lapses early.
1 fee due Jul 5, 2027
The maintenance fee for Method for production of optical waveguides and coupling and devices made from the same (US 9,229,158) comes due Jul 5, 2027. Unpaid by Jan 5, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.

Showing 1 to 8 of 8

Patent	Title	Status	Expires	Confidence
US 9,111,730	Method for production of optical waveguides and coupling and devices made from the same In force Term ends Jun 28, 2033 · From the USPTO record	In force	Term ends Jun 28, 2033	From the USPTO record
US 9,229,158	Method for production of optical waveguides and coupling and devices made from the same In force Term ends Jun 28, 2033 · From the USPTO record	In force	Term ends Jun 28, 2033	From the USPTO record
US 9,746,608	Integrated optical assembly apparatus and integrated fabrication method for coupling optical energy In force Term ends Dec 11, 2035 · From the USPTO record	In force	Term ends Dec 11, 2035	From the USPTO record
US 9,746,743	Electro-Optic Optical Modulator Devices and Method of Fabrication In force Term ends Jul 30, 2036 · High confidence	In force	Term ends Jul 30, 2036	High confidence
US 10,663,661	Apparatus For Bonding Wafers and an Optically-Transparent Thin Film Made from the Same In force Term ends Jan 26, 2039 · High confidence	In force	Term ends Jan 26, 2039	High confidence
US 10,948,653	Apparatus for bonding wafers and an optically-transparent thin film made from the same In force Term ends Jan 26, 2039 · From the USPTO record	In force	Term ends Jan 26, 2039	From the USPTO record
US 12,547,048	Electro-Optic THZ Emitter and Receiver Devices and Method of Fabrication In force Term ends Apr 21, 2041 · High confidence	In force	Term ends Apr 21, 2041	High confidence
US 11,815,747	Electro-Optic Electric Field Sensor and Method of Fabrication In force Term ends Jul 18, 2042 · High confidence	In force	Term ends Jul 18, 2042	High confidence

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

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Published applications

Every application published under this name has become a patent.